NAME

Sys::Ptrace - Perl interface to the ptrace(2) command

SYNOPSIS

use Sys::Ptrace qw(ptrace PTRACE_TRACEME);

ptrace( PTRACE_TRACEME, $pid, $addr, $data );

EXAMPLES

use Sys::Ptrace qw(ptrace PTRACE_SYSCALL PTRACE_CONT PTRACE_TRACEME);

ptrace(PTRACE_SYSCALL, $pid, undef, undef);

ptrace(PTRACE_CONT, $pid, undef, undef);

ptrace(PTRACE_TRACEME, $$, 0, 0);

DESCRIPTION

Perl interface to the ptrace(2) command. This module is meant to be used mostly for debugging purposes and for black box testing where the source code is generally not available or unknown. This may also prove useful when the program or script in question has already been compiled to a binary or it is third party code.

EXPORT

ptrace( $request, $pid, $addr, $data)

Returns true on success and sets $! on failure.

EXPORT_OK

PT_ATTACH
PT_CONTINUE
PT_DETACH
PT_GETFPREGS
PT_GETFPXREGS
PT_GETREGS
PT_KILL
PT_READ_D
PT_READ_I
PT_READ_U
PT_SETFPREGS
PT_SETFPXREGS
PT_SETREGS
PT_STEP
PT_SYSCALL
PT_TRACE_ME
PT_WRITE_D
PT_WRITE_I
PT_WRITE_U
ptrace

and all PTRACE_* constants defined in linux/ptrace.h and asm/ptrace.h

BUGS

It is designed specifically for linux OS on the x86 and x86_64 platforms. It is not meant to be tested or used on any other system at this time. Any portability changes and/or bug fixes should be sent to the author.

AUTHOR

Rob Brown, rob@roobik.com

COPYRIGHT

Copyright (c) 2001 Rob Brown. All rights reserved.

Copyright (c) 2012 John Lightsey. All rights reserved.

This program is free software; you may redistribute it and/or modify it under the same terms as Perl itself.

SEE ALSO

ptrace(2)